Bicycle rack



FIG. 1 is a front side isometric view of a bicycle rack, showing my new design;

FIG. 2 is a front elevational view thereof, the back elevational view being identical thereto;

FIG. 3 is a right side elevational view thereof, the left side elevational view being identical thereto;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a bicycle rack, as shown and described. 